Lilith

"After her son Lydan suffers traumatic injuries in a school shooting, single mom Elisabeth Ross grows enraged at men in power. If they won't do anything to help end this epidemic of violence, she will. Believing it's her destiny, she sets out to awaken the world to the cowards these men are and commits her own shocking act of violence. Going by the name Lilith--the first wife of Adam who fled Eden rather than serve a man--she posts a video of her crime that reverberates throughout society"--